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<table width="100%" summary="page for Kmenta"><tr><td>Kmenta</td><td align="right">R Documentation</td></tr></table>

<h2>Partly Artificial Data on the U. S. Economy</h2>

<h3>Description</h3>


<p>These are partly contrived data from Kmenta (1986), constructed
to illustrate estimation of a simultaneous-equation model.
</p>
<p>The <code>Kmenta</code> data frame has 20 rows and 5 columns.
</p>


<h3>Usage</h3>

<pre>Kmenta</pre>


<h3>Format</h3>


<p>This data frame contains the following columns:
</p>

<dl>
<dt>Q</dt><dd>
<p>food consumption per capita.
</p>
</dd>
<dt>P</dt><dd>
<p>ratio of food prices to general consumer prices.
</p>
</dd>
<dt>D</dt><dd>
<p>disposable income in constant dollars.
</p>
</dd>
<dt>F</dt><dd>
<p>ratio of preceding year's prices received by farmers
to general consumer prices.
</p>
</dd>
<dt>A</dt><dd>
<p>time in years.
</p>
</dd>
</dl>



<h3>Details</h3>


<p>The exogenous variables <code>D</code>, <code>F</code>, and <code>A</code> are based on
real data; the endogenous variables <code>P</code> and <code>Q</code> were generated
by simulation.
</p>


<h3>Source</h3>


<p>Kmenta, J. (1986)
<EM>Elements of Econometrics, Second Edition</EM>, Macmillan.
</p>


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